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參數(shù)資料
| 型號： | TC652 |
| 廠商： | Microchip Technology Inc. |
| 元件分類： | 溫度/濕度傳感器 |
| 英文描述： | Integrated Temperature Sensor & Brushless DC Fan Controller with FanSense⑩Detect & Over-Temperature |
| 中文描述： | 集成溫度傳感器 |
| 文件頁數(shù)： | 3/14頁 |
| 文件大?。?/td> | 443K |
| 代理商： | TC652 |
2002 Microchip Technology Inc.
DS21453B-page 3
TC652/TC653
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings*
Input Voltage (V
DD
to GND)...................................+6V
Output Voltage (OUT to GND) .................................6V
Voltage On Any Pin.......(GND – 0.3V) to (V
DD
+ 0.3V)
Package Thermal Resistance (
θ
JA
)
...........250°C/W
Operating Temperature Range .........-40°C to +125°C
Storage Temperature .........................-65°C to +150°C
*Stresses above those listed under "Absolute Maximum Rat-
ings" may cause permanent damage to the device. These are
stress ratings only and functional operation of the device at
these or any other conditions above those indicated in the
operation sections of the specifications is not implied. Expo-
sure to Absolute Maximum Rating conditions for extended
periods may affect device reliability.
TC652/TC653 ELECTRICAL SPECIFICATIONS
Electrical Characteristics:
V
DD
= 2.8V to 5.5V, SHDN = V
DD
, T
A
= -40
°
C to 125
°
C unless otherwise specified.
Symbol
Parameter
Min
Typ.
Max
Units
Test Conditions
V
DD
I
DD
Supply Voltage
Supply Current
2.8
—
—
50
5.5
90
V
μ
A
PWM, FAULT, T
OVER
are
open
SHDN Input
V
IH
V
IL
SHDN Input High Threshold
SHDN Input Low Threshold
65
—
—
—
—
15
%V
DD
%V
DD
PWM Output
V
OL
V
OH
t
R
PWM Output Low Voltage
PWM Output High Voltage
PWM Rise Time
—
—
—
10
0.3
—
—
V
V
I
SINK
= 1mA
I
SOURCE
= 5mA
I
OH
= 5mA, 1nF from
PWM to GND
I
OL
= 1mA, 1nF from
PWM to GND
V
DD
– 0.5
—
μ
sec
t
F
PWM Fall Time
—
10
—
μ
sec
f
OUT
t
STARTUP
PWM Frequency
Start-up Time
10
—
15
—
—
Hz
sec
32/f
OUT
V
DD
Rises from GND,
or SHDN Released
Sense Input Threshold
Voltage with Repect to
Ground
V
TH (SENSE)
Sense Input
—
70
—
mV
Temperature Accuracy
T
H ACC
(T
H –
T
L
)
ACC
High Temperature Accuracy
Temp. Range Accuracy
T
H
- 3
-1.0
-2.5
—
T
H
—
—
T
H
+ 3
+1.0
+2.5
—
°
C
°
C
°
C
°
C
Note 1
(T
H
– T
L
)
≤
20
°
C
(T
H
– T
L
)
≥
20
°
C
TC653 Only
T
HYST
Auto-shutdown Hysteresis
(T
H
– T
L
)/5
FAULT Output
V
HIGH
V
LOW
tmp
FAULT Output High Voltage
FAULT Output Low Voltage
Missing Pulse Detector
Time-out
V
DD
– 0.5
—
—
—
—
—
—
0.4
V
V
I
SOURCE
= 1.2mA
I
SINK
= 2.5mA
32/f
OUT
Sec
T
OVER
Output
V
HIGH
V
LOW
T
OVER ACC
T
OVER HYST
Note
1:
T
OVER
Output High Voltage
T
OVER
Output Low Voltage
Absolute Accuracy
Trip Point Hysteresis
V
DD
– 0.5
—
—
—
—
—
—
0.4
—
—
V
V
°C
°C
I
SOURCE
= 1.2mA
I
SINK
= 2.5mA
At Trip Point
T
H
+ 10
5
Transition from 90% to 100% Duty Cycle.
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相關代理商/技術參數(shù) |
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| TC652_13 | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:Integrated Temperature Sensor & Brushless DC Fan Controller with FanSensea?￠ Detect & Over-Temperature |
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| TC652ABVUA | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:Integrated Temperature Sensor & Brushless DC Fan Controller |
| TC652ACVUA | 功能描述:馬達/運動/點火控制器和驅動器 W/ Fan Flt & Over T RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube |
| TC652ACVUA | 制造商:Microchip Technology Inc 功能描述:Fan Management Controller IC Package/Cas |
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